public IResource MapBloodPressure(ViSiBloodPressure bp)
{
var observation = new Observation
{
Id = bp.Id.ToString(),
Subject = new ResourceReference($"Patient/{bp.PatientId}"),
Effective = new FhirDateTime(new DateTimeOffset(bp.MeasuredAt, TimeSpan.FromHours(2))), //Change to your local offset.
Status = ObservationStatus.Final
};
observation.Category.Add(new CodeableConcept("http://hl7.org/fhir/observation-category", "vital-signs", "Vital Signs"));
observation.Component.Add(
new Observation.ComponentComponent()
{
Code = new CodeableConcept("http://loinc.org", "8480-6", "Systolic blood pressure"),
Value = new Quantity(bp.Systolic, "mm[Hg]", VonkConstants.UcumSystem)
});
observation.Component.Add(
new Observation.ComponentComponent()
{
Code = new CodeableConcept("http://loinc.org", "8462-4", "Diastolic blood pressure"),
Value = new Quantity(bp.Diastolic, "mm[Hg]", VonkConstants.UcumSystem)
});
return(observation.ToIResource());
}
public ViSiBloodPressure MapViSiBloodPressure(IResource source)
{
var fhirObservation = source.ToPoco <Observation>();
var visiBloodPressure = new ViSiBloodPressure();
if (source.Id != null)
{
visiBloodPressure.Id = int.Parse(source.Id);
}
visiBloodPressure.PatientId = int.Parse(new ResourceIdentity(fhirObservation.Subject.Reference).Id);
visiBloodPressure.MeasuredAt = Convert.ToDateTime(((FhirDateTime)fhirObservation.Effective).ToString());
var systolicComponent = fhirObservation.Component.Find(c => c.Code.Coding.Exists(coding => coding.Code == "8480-6"));
var diastolicComponent = fhirObservation.Component.Find(c => c.Code.Coding.Exists(coding => coding.Code == "8462-4"));
visiBloodPressure.Systolic = Convert.ToInt32(((Quantity)systolicComponent.Value).Value);
visiBloodPressure.Diastolic = Convert.ToInt32(((Quantity)diastolicComponent.Value).Value);;
return(visiBloodPressure);
}
